Galaxy Tab S 8.4 SM-T700 Marshmallow update is now available. Officially Samsung Galaxy Tab S 8.4 SM-T700 can be updated to Android 5.0.2 Lollipop (check out latest Galaxy Tab S 8.4 SM-T700 official firmware list) but those who can’t settle and want more now have a choice. Custom ROM developer deadman96385 present you Android 6.0.1 Marshmallow base custom ROM CM13. By flashing this unofficial CM13 you will able to update your Galaxy Tab S 8.4 SM-T700 to Android 6.0.1 Marshmallow as well as can enjoy various CyanogenMod features. If you are new into this flashing world then you should know to flash custom ROM in your device you must have a custom recovery install. Its not hard though, all you have to do, root SM-T700 and then install custom recovery using ROM Manager or TWRP Manager (read: How To Install Custom Recovery in Most Android devices). Beside that, we are always here to help you. Continue reading this tutorial to know steps of Galaxy Tab S 8.4 SM-T700 Marshmallow update.

Related: Samsung Galaxy Tab S 8.4 SM-T700 TWRP v3.0.2-1 – Download + Guide

Some of the cool Android 6.0.1 Marshmallow features that you will enjoy are improved app permission, Google Now on tap, improved battery life, improved app drawer, better cut-copy-paste, Chrome Custom Tab and many more.

Samsung Galaxy Tab S 8.4 SM-T700 Marshmallow Update

Warning!

This tutorial is only for Samsung Galaxy Tab S 8.4 SM-T700. Don’t try this guide on any other Android device. Also, we (True Android Team) are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. However, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.

Pre Requisites:

1. Backup your device data. You can follow our ultimate backup guide.

2. Make sure your device have at least 60% battery power. You can install an app like Battery Percentage on your Android device to check it easily.

3. You already have USB Driver Installed for Samsung Galaxy Tab S 8.4 SM-T700 in your PC. [Download USB Drivers]

4. Make sure USB Debugging is enabled otherwise you won’t able to transfer file between PC and Samsung Galaxy Tab S 8.4 SM-T700. [Guide].

5. Your device have latest CWM recovery or TWRP recovery installed. [General Guide]

6. Your device must run on Android 5.0 Lollipop firmware else you need to flash latest bootloader via Odin.

If you done everything that we mentioned above then you are ready to follow step-by-step guide on how to install Android 6.0.1 Marshmallow based CM13 (unofficial) ROM on Samsung Galaxy Tab S 8.4 SM-T700.

File Required(Download by clicking on it)

  1. CM13 (unofficial) ROM For Samsung Galaxy Tab S 8.4 SM-T700 [Filename: cm-13.0-20160514-UNOFFICIAL-klimtwifi.zip ]
  2. Google Apps [Filename: gapps-600-base-20151107-1-signed.zip] or any other Android 6.0.1 Marshmallow GApps

Samsung Galaxy Tab S 8.4 SM-T700 Marshmallow Update With CM13 (unofficial) ROM

Tutorial For CWM Recovery Users for Galaxy Tab S 8.4 SM-T700 Marshmallow Update:

  1. Connect your device to PC using USB cable and then copy downloaded files to the SD card of your device. Important: Don’t extract any files.
  2. Disconnect USB and then turn off your Samsung Galaxy Tab S 8.4 SM-T700.
  3. Now, boot into recovery mode. To do so, press and hold Volume Up, Home and Power button together until Samsung logo flash twice and then leave the button. You should see recovery menu soon. In recovery use Volume Keys to navigate between option and Power to select an option. Alternatively try this: Recovery Mode without Key Combination.
  4. Perform a Nandroid backup of your existing ROM that you can restore later if this new ROM not work or you want to go back into your previous ROM. To perform a backup, select Backup and Restore, then on the next screen, select Backup again. Go back to main recovery menu after backup is complete.
  5. Now, perform data wiping task. To do so, select wipe data/factory reset, then select Yes on next screen to confirm your action. Wait few minutes till the data wipe is complete. Now come back to CWM recovery main menu. Select wipe cache partition and after wiping process done, select Wipe Dalvik Cache under advance option to perform Dalvik cache wiping.
  6. Select install zip from sdcard, then select choose zip from sdcard (or /sdcard1 for external storage). Now, locate the CM13 Zip file that you copied earlier in Step 1 and select it by pressing Power button. Confirm installation by selecting Yes – Install _____.zip on the next screen. The ROM installation will begin.
  7. Once the ROM installation process end, repeat the step 6 but choose the gapps-600-base-20151107-1-signed.zip file instead of ROM zip to install the Google apps package.
  8. When installation is completed, go back to the main recovery menu and select reboot system now to reboot your Samsung Galaxy Tab S 8.4 SM-T700 and boot up into Android 6.0.1 Marshmallow ROM CM13 (unofficial).
  9. Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select backup and restore then restore your previous ROM by selecting it from the list.

Tutorial For TWRP Recovery Users for Galaxy Tab S 8.4 SM-T700 Marshmallow Update:

  1. Connect your device to PC using USB cable and then copy downloaded files to the SD card of your device. Important: Don’t extract any files.
  2. Disconnect USB and then turn off your Samsung Galaxy Tab S 8.4 SM-T700.
  3. Now, boot into recovery mode. To do so, press and hold Volume Up, Home and Power button together until Samsung logo flash twice and then leave the button. You should see recovery menu soon. Alternatively try this: Recovery Mode without Key Combination.
  4. Create a Backup using TWRP Backup Option.
  5. Perform a Factory Reset (this will delete all apps and their settings and game progress). To do this, Tap on Wipe, then at the bottom of the screen do a Swipe on the ‘Swipe to factory reset‘ option.
  6. Now its time to add zip file for flashing. Tap on Install, then browse to the location where you saved the files and tap on the CM13 (unofficial) Zip file. Then tap on Add More Zips, and add gapps-600-base-20151107-1-signed.zip. Now at the bottom of the screen, do a swipe on the Swipe to confirm flash option to begin flashing.
  7. When installation is completed, go back to the main recovery menu and tap on Reboot and then, tap on System to reboot your Samsung Galaxy Tab S 8.4 SM-T700 and boot up into Android 6.0.1 Marshmallow ROM CM13 (unofficial).
  8. Returning to Previous ROM: To go back to your previous ROM, boot into recovery, select Backup then through Restore option, restore your previous ROM by selecting it from the list.

Congrats! Android 6.0.1 Marshmallow firmware based custom ROM CM13 (unofficial) is now installed and running on your Samsung Galaxy Tab S 8.4 SM-T700.

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